vaddw

Vector Add Wide

VADDW<c>.<dt> <Qd>, <Qn>, <Dm>

Adds N-bit vector to 2N-bit vector.

Details

The Vector Add Wide instruction adds N-bit vector to 2N-bit vector.

Pseudocode Operation

Qd ← Qn + Dm
// Flags affected: N, Z, C, V

Example

VADDW.dt q0, q1, d2

Encoding

Binary Layout
11110010
1
sz
0
Vn
Vd
0001
N
0
M
0
Vm
 
Format NEON 3-Reg
Opcode 0xF2800100
Extension NEON (SIMD)

Operands

  • Qd
    Dest Wide
  • Qn
    Src Wide
  • Dm
    Src Narrow